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Merge pull request #14673 from janstarzy:hidden-vis-with-java7

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Alexander Alekhin
2019-06-13 17:59:39 +00:00
parent 1c661e7548 e9ed7eb68d
commit f9eab2de5e
1 changed files with 11 additions and 0 deletions
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11
modules/java/generator/src/cpp/common.h
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@@ -16,6 +16,17 @@ extern "C" {
#endif #endif
#include <jni.h> #include <jni.h>
// make -fvisibility=hidden work with java 1.7
#if defined(__linux__) && !defined(__ANDROID__) && !defined (JNI_VERSION_1_8)
// adapted from jdk1.8/jni.h
#if (defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2))) || __has_attribute(visibility)
#undef JNIEXPORT
#define JNIEXPORT __attribute__((visibility("default")))
#undef JNIIMPORT
#define JNIIMPORT __attribute__((visibility("default")))
#endif
#endif
} // extern "C" } // extern "C"
#include "opencv_java.hpp" #include "opencv_java.hpp"